1 files changed, 57 insertions, 0 deletions
diff --git a/dom/media/test/reactivate_helper.html b/dom/media/test/reactivate_helper.html
new file mode 100644
index 0000000000..1834131559
--- /dev/null
+++ b/dom/media/test/reactivate_helper.html
@@ -0,0 +1,57 @@
+<!DOCTYPE HTML>
+<html>
+<body>
+<script>
+var loadsWaiting = 0;
+var elements = [];
+
+function checkAllLoaded() {
+  --loadsWaiting;
+  if (loadsWaiting == 0) {
+    parent.loadedAll(elements);
+  }
+}
+
+function loadedData(event) {
+  var e = event.target;
+  parent.ok(!elements.includes(e), "Element already loaded: " + e._name);
+  parent.info("Loaded " + e._name);
+  elements.push(e);
+  // Reset "onerror" handler to avoid triggering another error in removeNodeAndSource().
+  e.onerror = null;
+  checkAllLoaded();
+
+}
+
+function error(event) {
+  var e = event.target;
+  parent.info("Error " + e._name);
+  // Don't wait for the element encounting errors.
+  checkAllLoaded();
+}
+
+for (var i = 0; i < parent.gSmallTests.length; ++i) {
+  var test = parent.gSmallTests[i];
+  var elemType = /^audio/.test(test.type) ? "audio" : "video";
+  // Associate these elements with the subframe's document
+  var e = document.createElement(elemType);
+  e.preload = "metadata";
+  if (e.canPlayType(test.type)) {
+    e.src = test.name;
+    e._name = test.name;
+    e.onloadeddata = loadedData;
+    e.onerror = error;
+    e.load();
+    ++loadsWaiting;
+    parent.info("Loading " + e._name);
+  }
+}
+
+if (loadsWaiting == 0) {
+  parent.todo(false, "Can't play anything");
+} else {
+  parent.SimpleTest.waitForExplicitFinish();
+}
+</script>
+</body>
+</html>